Finding the Third Proportional to 1,540.90 and 3,273.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,540.90 : 3,273.78 = 3,273.78 : x
2. Step 2: Convert to fraction form
   1,540.90/3,273.78 = 3,273.78/x
3. Step 3: Cross multiply
   1,540.90x = 3,273.78 × 3,273.78
4. Step 4: Simplify right side
   1,540.90x = 10,717,611.70
5. Step 5: Solve for x
   x = 10,717,611.70/1,540.90
6. Step 6: Final answer
   x = 6,955.43